{"type":"rich","version":"1.0","title":"Valid and Extraneous Solutions","description":"Players sort worked examples and candidate solutions into three buckets: valid solution, extraneous solution, or undefined/not allowed. The game emphasizes checking solutions in the original equation and recognizing restrictions caused by radicals and denominators. (HSA.REI.A.2)","author_name":"Padlet Arcade","thumbnail_url":"https://arcade.padlet.com/open-graph/social-preview-image.png?timestamp=1774343449275&hashid=nwrW5JL0pl","html":"<iframe src=\"https://arcade.padlet.com/embed/nwrW5JL0pl\" width=\"720\" height=\"480\" frameborder=\"0\" allowfullscreen></iframe>","width":720,"height":480,"provider_name":"Padlet Arcade","provider_url":"https://arcade.padlet.com"}